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SubjectRe: sysfs regression: wrong link counts
Date
On poniedziałek, 30 stycznia 2012 o 22:56:26 Jiri Slaby wrote:
> Hi,
>
> I cannot boot properly with this commit:
> commit 524b6c5b39b931311dfe5a2f5abae2f5c9731676
> Author: Eric W. Biederman <ebiederm@xmission.com>
> Date: Sun Dec 18 20:09:31 2011 -0800
>
> sysfs: Kill nlink counting.
>
>
> 1) network systemd rule doesn't start network
> 2) sensors complain:
> sensors_init: Kernel interface error
>
> ad 2) look at what it does:
> /* returns !0 if sysfs filesystem was found, 0 otherwise */
> int sensors_init_sysfs(void)
> {
> struct stat statbuf;
>
> snprintf(sensors_sysfs_mount, NAME_MAX, "%s", "/sys");
> if (stat(sensors_sysfs_mount, &statbuf) < 0
>
> || statbuf.st_nlink <= 2) /* Empty directory */
>
> return 0;
>
> return 1;
> }
>
>
> So this looks like it became a part of ABI we cannot break...
>
> A revert of this commit on the top of today's -next fixes the problem.
>
> thanks,

I created a Bugzilla entry at
https://bugzilla.kernel.org/show_bug.cgi?id=42712
for your bug report, please add your address to the CC list in there, thanks!
--
Maciej Rutecki
http://www.mrutecki.pl
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